Vedclass
Class 12Chemistryd-and f-Block ElementsChemical properties
Medium

Which of the following compounds reacts with $NaOH$ and $Na_2O_2$ to produce a yellow color?

  • A
    $Zn(OH)_2$
  • B
    $Al(OH)_3$
  • C
    $Cr(OH)_3$
  • D
    $CaCO_3$
Share

Explore More

Browse All

Question Bank

12

All Subjects

Class 12 Questions

Class 12

Chemistry Questions

Chapter

d-and f-Block Elements

Subtopic

Chemical properties

Similar Questions

$Cr^{2+}$ and $Mn^{3+}$ both possess $d^4$ electronic configuration. Therefore,

MediumTS EAMCET 2023
View Solution

The catalytic activity of transition metals and their compounds is ascribed mainly to

MediumAIPMT 2012
View Solution

Iodine is formed when $KI$ reacts with a solution of

Easy
View Solution

Which of the following metals becomes passive when treated with concentrated $HNO_3$?

Easy
View Solution

When $Cu^{2+}$ ion is treated with $KI$,a white precipitate is formed. Explain the reaction with the help of a chemical equation.

Medium
View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo